code: def download(url, filename):
      if not os.path.exists(filename):
          print(f"Download: {url} ---> {filename}")
          response = urllib.request.urlopen(url)
          with open(filename, "wb") as out_file:
              shutil.copyfileobj(response, out_file)
  
file_path: innvestigate/examples/utils/__init__.py
imports: from __future__ import annotations
  import os
  import shutil
  import urllib
  import matplotlib.pyplot
  import numpy
  import PIL.Image
label_desc: Use image node_id 1 for calling a global function with example usage: download(url, filename) without return types